Home / 1,360,078.51-2,040,043.94-413,375.42

Finding the Fourth Proportional to 1,360,078.51, 2,040,043.94 and 413,375.42

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Solution

The fourth proportional to 1,360,078.51, 2,040,043.94 and 413,375.42 is: 620,040.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,360,078.51 : 2,040,043.94 = 413,375.42 : x
  2. Step 2: Convert to fraction form
    1,360,078.51/2,040,043.94 = 413,375.42/x
  3. Step 3: Cross multiply
    1,360,078.51x = 2,040,043.94 × 413,375.42
  4. Step 4: Simplify right side
    1,360,078.51x = 843,304,008,248.86
  5. Step 5: Solve for x
    x = 843,304,008,248.86/1,360,078.51
  6. Step 6: Final answer
    x = 620,040.68

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.